OpenTechnical

OT-2026-000037838

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000037838) never changes.

Identity and time

Publication numberOT-2026-000037838 · never reused
Internal UUID01a0ae77-f889-7a23-a120-85422a925d8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037838
StatusPUBLIC

Content hashes

Canonical textec22599ec9d221dba2e6b094dabccdd8ea97dbcc29c7ef29435f8fec7f671ae8
Markdown4853deb9a8056e78c995c9ac85ae702287f255b5a7e9fc771a01bb865d9217c6
PDF
Publication page085a3d4227a67ba4bc9964d78e7e13dc9efb26c9b94efa5c9ae3f2462fc42b56
Manifest9289719e13894d00a9689abf0ccb8c42bf8f8ff9a7ae77428987264642e0076a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturezCBPMQMjE0CMSBDhFbUAnZz9XaQwZpfvAZ0BtO2pgyIuLgdjS9ssFFbdltl6CnSEx/LLkzABWG64MBjm7im2DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:05.556254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037838
observed 085a3d4227a67ba4bc9964d78e7e13dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.540074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037838/manifest.json
observed 9289719e13894d00a9689abf0ccb8c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.521825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037838/publication.md
observed 4853deb9a8056e78c995c9ac85ae7022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.500788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037838/publication.txt
observed ec22599ec9d221dba2e6b094dabccdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.